1. Which of the following is FALSE regarding energy cycling? a. Autotrophs conve

Question

1. Which of the following is FALSE regarding energy cycling?

a. Autotrophs convert light energy to chemical energy

b. Photosynthetic organisms do not rely on any products of heterotrophic metabolism

c. Heterotrophs rely on oxygen produced from autotrophic metabolism

d. The sun provides the energy to drive the cycling from autotrophs to heterotrophs

2. Metabolism is best described as:

a. The products of all the enzyme catalyzed pathways in a cell or organism

b. The increase in entropy upon creation of a cell or organism

c. The chemical transformations taking place in a cell or organism

d. The heat given off by a cell or an organism

e. None of the above

3. ATP, NADH, NADPH, and FADH2 are used up during:

a. Anabolism

b. Metabolism

c. Catabolism

d. Cannibalism

e. None of the above

Explanation / Answer

The sentence "b) Photosynthetic organisms do not rely on any products of heterotrophic metabolism" is false because the autotroph organisms (photosynthetic) need some compounds produced by heterotrophic organism, e. g. nitrogen compounds.

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